The Nike Women's Dry Tempo Shorts are made of 100% polyester and feature sweat-wicking Nike™ Dry fabric technology. The shorts offer an internal audio pocket on the back right for your tech and curved hems to allow a comfortable range of motion. Internal drawstring. 100% polyester material provides comfort Dri-FIT technology wicks away sweat to keep you cool and dry Internal drop pocket Elastic waistband and drawstring combo offers an adjustable fit Mesh side vents promote breathability Relaxed fit Machine wash